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第45卷第3期 孔令男,黄世杰,张 璇,等. 基于胎盘体素内不相干运动MRI和胎儿脑体积预测生长受限胎儿中的
2025年3月 极低出生体重儿[J]. 南京医科大学学报(自然科学版),2025,45(3):360-366 ·365 ·
生体重组的绝对脑体积较小,脑室体积较大。本研 Pediatr,2023,182(11):5119-5129
究将研究节点提前至胎儿期,结果与其相似。脑室 [3] KIM H S,KIM E K,PARK H K,et al. Cognitive outcomes
扩张可能是多种因素的共同作用。长期慢性缺氧 of children with very low birth weight at 3 to 5 years of
和低血供会导致神经元减少和白质发育受损,脑实质 age[J]. J Korean Med Sci,2020,35(1):e4
[4] PERSSON M,SHAH P S,RUSCONI F,et al. Association
体积减小,脑室体积相对增大。缺氧会增加脑水肿的
of maternal diabetes with neonatal outcomes of very pre⁃
[18]
风险 ,使脑室压力增加,脑室扩张。此外,FGR中的
term and very low⁃birth⁃weight infants:an international
VLBWI往往经历缺氧和氧化应激,影响中枢神经系
cohort study[J]. JAMA Pediatr,2018,172(9):867-875
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统发育,包括脑脊液的生成、流动和吸收 ,导致脑室 [5] HALEVY J,PERETZ R,ZIV⁃BARAN T,et al. Fetal brain
扩大。研究表明,侧脑室增宽程度与中枢神经系统异 volumes and neurodevelopmental outcome of intrauterine
常的发生率呈正相关 。脑室扩张可能间接反映了 growth restricted fetuses[J]. Eur J Radiol,2023,168:
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脑实质的发育不良,更易导致VLBWI的发生。 111143
本研究也有一定局限性。首先,本研究为回顾 [6] 高钟秀,顾莹莹,唐立钧. MRI 定量技术在前列腺癌中
性研究,样本量较小。随着对 FGR 危害的重视,临 的研究进展[J]. 南京医科大学学报(自然科学版),
2024,44(7):1025-1030
床上对FGR胎儿的定期评估、母体的营养支持和健
GAO Z X,GU Y Y,TANG L J. Research progress of
康管理显著降低了VLBWI的发生率。此外,本研究
quantitative MRI technologies in prostate cancer[J]. Jour⁃
样本需满足超声多普勒、胎头MRI及胎盘MRI等检
nal of Nanjing Medical University(Nature Sciences),
查要求,并符合图像重建与分割的质量标准,严格的 2024,44(7):1025-1030
入组条件进一步缩小了样本量。未来需在更大样本 [7] SHI H,QUAN X,LIANG W,et al. Evaluation of placen⁃
的基础上,利用放射组学或人工智能方法更深入研究 tal perfusion based on intravoxel incoherent motion diffu⁃
FGR中VLBWI与non⁃VLBWI的鉴别方法。此外,本 sion weighted imaging(IVIM⁃DWI)and its predictive val⁃
研究纳入了28~35周胎儿,鉴于胎儿脑发育的复杂性 ue for late⁃onset fetal growth restriction[J]. Geburtshilfe
与长期性,未来研究应进行更全面、动态的分析。 Frauenheilkd,2019,79(4):396-401
利益冲突声明: [8] MAKROPOULOS A,ROBINSON E C,SCHUH A,et al.
所有作者声明无利益冲突。 The developing human connectome project:a minimal
Conflict of Interests: processing pipeline for neonatal cortical surface recon⁃
struction[J]. Neuroimage,2018,173:88-112
The authors report no conflict of interests in this work.
作者贡献声明: [9] XU X,SUN C,SUN J,et al. Spatiotemporal atlas of the fe⁃
tal brain depicts cortical developmental gradient[J]. J
孔令男负责稿件的撰写起草、稿件的修改;黄士杰负责
数据处理;张璇、季亮宇和周欣负责分析并解释数据;吴飞云 Neurosci,2022,42(50):9435-9449
[10]张 瑾,张 璇,陆 超,等. 体素内不相干运动成像诊
和赵萌提出研究方案、监督研究实施、修改论文及提供资金。
断胎盘植入及不同植入区域的应用价值[J]. 南京医科
Author’s Contributions:
大学学报(自然科学版),2023,43(9):1285-1290
KONG Lingnan was responsible for drafting the manuscript
ZHANG J,ZHANG X,LU C,et al. Value of intravoxel in⁃
and revising the manuscript;HUANG Shijie was responsible for
coherent motion imaging in diagnosing placental implanta⁃
the data processing;ZHANG Xuan,JI Liangyu,and ZHOU Xin
tion and different implantation regions[J]. Journal of Nan⁃
were responsible for analyzing and interpreting the data;WU
jing Medical University(Nature Sciences),2023,43(9):
Feiyun and ZHAO Meng proposed the research plan,supervised
1285-1290
the research implementation,revised the paper,and provided
[11]NAKAO K K,KIDO A,FUJIMOTO K,et al. Placental
funding.
functional assessment and its relationship to adverse preg⁃
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nancy outcome:comparison of intravoxel incoherent mo⁃
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